Search tool	Example of search string in box	What that means to the database
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	Hyl*	Will find all uses of "Hyl . . ." anywhere in a record: e.g., Hylarana, Hyla, Hylidae, Hylinae, Hylaedactyla.
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	*Hyla	Will find all uses of ". . . hyla" anywhere in a record: e.g., Hyla, Hylidae, Plectrohyla, Ptychadena hylaea, Adenomera hylaedactyla
	Hyla	Will find all records that contain stand-alone uses of Hyla: e.g., Hyla, Hyla arenicolor
Strings of words without quotation marks	Lithobates pipiens	Interprets this as "Lithobates OR pipiens" so will find the union of all records that contain either "Lithobates" or "pipiens": e.g., Lithobates omiltemanus, Hylorana pipiens
Strings of word with quotation marks	"Lithobates pipiens"	Interprets this as "Lithobates AND pipiens" so will return all records that have the character string "Lithobates pipiens" anywhere within a record: e.g., all members of the Lithobates pipiens complex.
AND statement. Means that the results of the search must include both words held together by an AND	Lithobates AND pipiens	Same as "Lithobates pipiens"
OR statement. Means that the results of the search will all records that have either of the terms held together by an OR	Lithobates OR "Costa Rica"	Recovers all records that contain the word "Lithobates" or "Costa Rica": 402 records inasmuch as this will include all records for the entire amphibian fauna of Costa Rica
Combining Boolean operators within the Basic Search box (AND, OR, NOT, quotation marks)	Lithobates AND "Costa Rica" NOT forreri	Recovers only records that contain the word Lithobates AND "Costa Rica", but excludes any record that contains the word "forreri" in any part of the record: 9 records
Printable HELP file

Search tool	Example of search string in box	What that means to the database
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	Hyl*	Will find all uses of "Hyl . . ." anywhere in a record: e.g., Hylarana, Hyla, Hylidae, Hylinae, Hylaedactyla.
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	*Hyla	Will find all uses of ". . . hyla" anywhere in a record: e.g., Hyla, Hylidae, Plectrohyla, Ptychadena hylaea, Adenomera hylaedactyla
Single word	Hyla	Will find all records that contain stand-alone uses of Hyla: e.g., Hyla, Hyla arenicolor
Strings of words without quotation marks	Lithobates pipiens	Interprets this as "Lithobates OR pipiens" so will find the union of all records that contain either "Lithobates" or "pipiens": e.g., Lithobates omiltemanus, Hylorana pipiens
Strings of word with quotation marks	"Lithobates pipiens"	Interprets this as "Lithobates AND pipiens" so will return all records that have the character string "Lithobates pipiens" anywhere within a record: e.g., all members of the Lithobates pipiens complex.
AND statement. Means that the results of the search must include both words held together by an AND	Lithobates AND pipiens	Same as "Lithobates pipiens"
OR statement. Means that the results of the search will all records that have either of the terms held together by an OR	Lithobates OR "Costa Rica"	Recovers all records that contain the word "Lithobates" or "Costa Rica": 402 records inasmuch as this will include all records for the entire amphibian fauna of Costa Rica
Combining Boolean operators within the Basic Search box (AND, OR, NOT, quotation marks)	Lithobates AND "Costa Rica" NOT forreri	Recovers only records that contain the word Lithobates AND "Costa Rica", but excludes any record that contains the word "forreri" in any part of the record: 9 records
Printable HELP file

Nanorana aenea (Smith, 1922)

Class: Amphibia > Order: Anura > Family: Dicroglossidae > Subfamily: Dicroglossinae > Genus: Nanorana > Species: Nanorana aenea

Rana aenea Smith, 1922, J. Nat. Hist. Soc. Siam, 4: 210. Holotype: BMNH (formerly M. Smith 5821), by original designation; BMNH 1947.2.3.31 (formerly 1922.7.4.4) may be the holotype according to museum records but this requires confirmation. Type locality: "Doi Chang, N. Siam, at about 1500 metres altitude", Chiang Mai province on the border of Mae Hong Son Province, Thailand.

Rana (Chaparana) fansipani Bourret, 1939, Annexe Bull. Gen. Instr. Publique, Hanoi, 1939: 31. Holotype: MNHNP 48.139 (formerly LZUH B-259), according to Guibé, 1950 "1948", Cat. Types Amph. Mus. Natl. Hist. Nat.: 43. Type locality: "near Chapa", northern Vietnam. Synonymy by Dubois and Ohler, 2005, J. Nat. Hist., London, 39: 1759.

Chaparana fansipani — Bourret, 1942, Batr. Indochine: 99; Fei, Ye, and Jiang, 2010, Herpetol. Sinica, 12: 26.

Rana (Paa) aenea — Dubois, 1987 "1986", Alytes, 5: 43.

Chaparana (Chaparana) fansipani — Dubois, 1992, Bull. Mens. Soc. Linn. Lyon, 61: 318.

Chaparana (Chaparana) aenea — Dubois, 1992, Bull. Mens. Soc. Linn. Lyon, 61: 319; Ohler and Dubois, 2006, Zoosystema, 28: 781.

Nanorana aenea — Chen, Murphy, Lathrop, Ngo, Orlov, Ho, and Somorjai, 2005, Herpetol. J., 15: 239. Frost, Grant, Faivovich, Bain, Haas, Haddad, de Sá, Channing, Wilkinson, Donnellan, Raxworthy, Campbell, Blotto, Moler, Drewes, Nussbaum, Lynch, Green, and Wheeler, 2006, Bull. Am. Mus. Nat. Hist., 297: 367.

Nanorana (Chaparana) aenea — Che, Zhou, Hu, Papenfuss, Wake, and Zhang, 2010, Proc. Natl. Acad. Sci. USA, Suppl. Inform., doi:10.1073/pnas.1008415107/-/DCSupplemental: 2 Hofmann, Baniya, Litvinchuk, Miehe, Li, and Schmidt, 2019, Ecol. Evol., 9: 14506.

Chaparana aenea — Fei, Ye, and Jiang, 2010, Herpetol. Sinica, 12: 26. See comment under Dicroglossidae.

English Names

Doi Chang Asian Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 98).

Keel-backed Frog (Nutphund, 2001, Amph. Thailand: 133).

Doi Chang Frog (Chan-ard, 2003, Photograph. Guide Amph. Thailand: 108).

Fan-si-Pan Asian Frog (Chaparana fansipani [no longer recognized]: Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 98).

Doi Change Spiny Frog (Poyarkov, Nguyen, Popov, Geissler, Pawangkhanant, Neang, Suwannapoom, and Orlov, 2021, Russ. J. Herpetol., 28 (3A): 26).

Distribution

Known from Chiang Mai and Nan provinces (northern Thailand), Houaphan and Xiangkhouang provinces, Laos, and Lao Cai, Son La, Nghe An Province, and Lai Chau Provinces, Vietnam; Huang Lian Shan Nature Reserve, Yunnan, China.

Geographic Occurrence

Natural Resident: China, People's Republic of, Laos, Thailand, Vietnam

Comment

Dubois and Ohler, 2005, J. Nat. Hist., London, 39: 1759–1778, provided an account and redescribed the holotype. See Taylor, 1962, Univ. Kansas Sci. Bull., 43: 446–448, and Bourret, 1942, Batr. Indochine: 276–278, for accounts. Chan-ard, 2003, Photograph. Guide Amph. Thailand: 108–109, provided a very brief account, map for Thailand, and photograph. Account (as Rana fansipani) provided by Bourret, 1942, Batr. Indochine: 374–376, and redescribed by Dubois, 1977, Bull. Mus. Natl. Hist. Nat. Paris, Ser. 3, Zool., 480: 981–992. Nguyen, Ho, and Nguyen, 2005, Checklist Amph. Rept. Vietnam: 148, provided a photograph (as Chaparana fansipani). Teynié, Nguyen, Lorvelec, Piquet, Lottier, and David, 2014, Bull. Soc. Herpetol. France, 151: 26, provided a record from Phu Phan, Xam Neua District, Houaphan Province, Laos. Chuaynkern, Kaewtongkum, Ohler, Duengkae, Duangjai, Makchai, and Chuaynkern, 2018, Alytes, 36: 93–108, described the external and buccopharyngel morphology of the larvae. Niyomwan, Srisom, and Pawangkhanant, 2019, Field Guide Amph. Thailand: 290–291, provided a brief account (description, photographs, habitat, and range) for Thailand (in Thai). Makchai, Chuaynkern, Safoowong, Chuachat, and Cota, 2020, Amph. N. Thailand: 49, provided photographs, a brief account for Thailand, and a range map. Nguyen, Brakels, Maury, Sudavanh, Pawangkhanant, Idiiatullina, Lorphengsy, Inkhavilay, Suwannapoom, and Poyarkov, 2020, Amph. Rept. Conserv., 14 (2: e248): 218–249, discussed the range and provided a record from Xiangkhouang Province, Laos. Luong, Pham, Do, Hoang, Phan, Nguyen, Ziegler, and Le, 2021, Check List, 17: 445–448, provided Lau Chau province, Vietnam, records and discussed the Vietnamese range.

External links:

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For access to general information see Wikipedia
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For images search CalPhoto Images and Google Images
To search the NIH genetic sequence database, see GenBank
For additional information see AmphibiaWeb report
For information on conservation status and distribution see the IUCN Redlist
For information on distribution, habitat, and conservation see the Map of Life
For related information on conservation and images as well as observations see iNaturalist
For additional information specific to China see Amphibia China
For access to available specimen data for this species, from over 350 scientific collections, go to Vertnet.